"Every musician takes inspiration from their heroes – modern pop music owes a debt of gratitude to the Beatles and Elvis Presley, while the lineage of hip-hop runs from 1970s New York acts like Afrika Bambaataa and Kool Herc to modern stars like Drake and Kendrick Lamar. But how much do you know about the careers of the legendary artists that have paved the way? And what can the musicians of today learn from them?"